Includes about 80 full-text peer-reviewed journals and bulletins published by American Institute of Biological Sciences member societies and related organizations. Emphasis on the biological, ecological and environmental sciences. Coverage is from 2000 to the present.

25,000+ maps and atlases digitized from the Wisconsin State Historical Society's Archives. The majority focus on Wisconsin, the Midwest, the United States and Canada. About 80 percent of the collection predates 1900.